IsoGrego

Find the top n Gregorian chants most similar to a given one, sorted by cosine TF-IDF similarity of the GABC files.

Last sync with GregoBase: 2025-12-19. Max GregoBase ID: 20393.

🎩 tip: "How to compute the similarity between two text documents?" StackOverflow question. Originally inspired by "examples of same setting, different texts?" MusicaSacra forum thread. See the source code on GitHub.

See, e.g.: 1961 Solesmes Liber Usualis

Click on the chant name to expand/contract the collapsible. Click the chant image to open it up in GregoBase. Click the 🔍 to find similarities to the given chant.

  1. 🔍 100% Sanctus (ad lib.) II.Sanctus (ad lib.) II.
  2. 🔍 63% Sanctus (ad lib.) III.Sanctus (ad lib.) III.
  3. 🔍 62% Sanctus XIIISanctus XIII
  4. 🔍 60% Sanctus (ad lib.) I.Sanctus (ad lib.) I.
  5. 🔍 59% Sanctus XVSanctus XV
  6. 🔍 58% Sanctus ISanctus I
  7. 🔍 58% Sanctus (Missa secundi Toni)Sanctus (Missa secundi Toni)
  8. 🔍 56% Sanctus XVISanctus XVI
  9. 🔍 54% Sanctus IIISanctus III
  10. 🔍 53% Sanctus XSanctus X
  11. 🔍 53% Sanctus VSanctus V
  12. 🔍 53% Sanctus Missa RegiaSanctus Missa Regia
  13. 🔍 53% Sanctus (Missa Votiva BMV)Sanctus (Missa Votiva BMV)
  14. 🔍 51% Sanctus VSanctus V
  15. 🔍 51% Sanctus Missa RegiaSanctus Missa Regia
  16. 🔍 51% Sanctus VISanctus VI
  17. 🔍 51% Sanctus XIVSanctus XIV
  18. 🔍 51% Sanctus IXSanctus IX
  19. 🔍 51% Sanctus XVIIISanctus XVIII
  20. 🔍 49% Sanctus IVSanctus IV
  21. 🔍 49% Sanctus IISanctus II
  22. 🔍 47% Sanctus XISanctus XI
  23. 🔍 46% Sanctus ISanctus I
  24. 🔍 46% Sanctus XISanctus XI
  25. 🔍 46% Sanctus XIISanctus XII
  26. 🔍 44% Sanctus XIIISanctus XIII
  27. 🔍 44% Sanctus I.Sanctus I.
  28. 🔍 44% Sanctus III.Sanctus III.
  29. 🔍 42% Sanctus ISanctus I
  30. 🔍 42% Sanctus IX (forma ordinaria)Sanctus IX (forma ordinaria)
  31. 🔍 42% Sanctus IVSanctus IV
  32. 🔍 42% Sanctus XIVSanctus XIV
  33. 🔍 42% Sanctus VIISanctus VII
  34. 🔍 42% Sanctus IIISanctus III
  35. 🔍 41% Sanctus (Missa pro defunctis)Sanctus (Missa pro defunctis)
  36. 🔍 40% Sanctus IISanctus II
  37. 🔍 39% Sanctus II.Sanctus II.
  38. 🔍 39% Sanctus IV.Sanctus IV.
  39. 🔍 38% Sanctus VIIISanctus VIII
  40. 🔍 38% Sanctus IISanctus II
  41. 🔍 37% Sanctus VSanctus V
  42. 🔍 37% Sanctus III (more ambrosiano)Sanctus III (more ambrosiano)
  43. 🔍 37% Hosanna filio DavidHosanna filio David
  44. 🔍 37% Hosanna filio DavidHosanna filio David
  45. 🔍 37% Sanctus VSanctus V
  46. 🔍 35% Turba multaTurba multa
  47. 🔍 35% Sanctus XISanctus XI
  48. 🔍 34% Sanctus XI (forma ordinaria)Sanctus XI (forma ordinaria)
  49. 🔍 34% Sanctus (Missa Regia I)Sanctus (Missa Regia I)
  50. 🔍 32% Sanctus XVIISanctus XVII
  51. 🔍 32% Turba multaTurba multa
  52. 🔍 31% Omnes collaudantOmnes collaudant
  53. 🔍 31% Omnes collaudant (ad. lib.)Omnes collaudant (ad. lib.)
  54. 🔍 30% Sanctus VIIISanctus VIII
  55. 🔍 30% Turba multaTurba multa
  56. 🔍 29% Ad Virginem Dei MatremAd Virginem Dei Matrem
  57. 🔍 29% Turba multaTurba multa
  58. 🔍 28% Hosanna filio DavidHosanna filio David
  59. 🔍 27% Duo SeraphimDuo Seraphim
  60. 🔍 26% Hosanna in excelsisHosanna in excelsis
  61. 🔍 26% Gloria XIIIGloria XIII
  62. 🔍 26% Ad regias Agni dapes (another chant)Ad regias Agni dapes (another chant)
  63. 🔍 26% Credo VCredo V
  64. 🔍 26% Hosanna filio DavidHosanna filio David
  65. 🔍 24% Ante sex diesAnte sex dies